/Engine/Plugins/Runtime/GameplayAbilities/Source/GameplayAbilities/Public/GameplayPrediction.h
[FReplicatedPredictionKeyItem](API\Plugins\GameplayAbilities\FReplicatedPredictionKeyItem) & operator= ( [FReplicatedPredictionKeyItem](API\Plugins\GameplayAbilities\FReplicatedPredictionKeyItem) && other )